Phehlukwayo Metal, based in Cape Town, South Africa, is a reputable manufacturer and supplier of top-notch nickel-copper alloys, with a particular focus on Monel K500 Forgings. These forgings are celebrated for their exceptional strength, toughness, and resistance to corrosion, making them perfect for the toughest marine and industrial settings. Phehlukwayo Metal guarantees that every Monel K500 Forging adheres to international standards through meticulous engineering and thorough testing. With remarkable resistance to seawater, chemicals, and high mechanical stress, Monel K500 Forgings are the go-to choice for applications that demand durability, reliability, and long-lasting performance in extreme conditions.
Monel K500 Forgings mainly consist of nickel (63%), copper (27–33%), aluminum (2.3–3.15%), and titanium (0.35–0.85%), along with trace amounts of iron and manganese. This precipitation-hardened alloy merges the impressive corrosion resistance of Monel 400 with significantly enhanced tensile and yield strength. On the mechanical side, Monel K500 showcases outstanding fatigue resistance, good ductility, and excellent performance across a temperature range from cryogenic levels up to 600°C. It remains non-magnetic even in freezing conditions and provides exceptional protection against pitting, stress corrosion cracking, and wear in demanding service environments.
Specifications ASTM B564 / ASME SB564
Flat bar blocks up to 27″ width and 15,000 lbs.
Cylinders and sleeves up to 50″ maximum O.D. and 65″ maximum length
Discs and hubs up to 50″ diameter and 20,000 lbs.
Rolled, hand forged or mandrel forged rings up to 84″ maximum O.D. and 40″ maximum length
Rounds, shafts and step shafts up to 144″ maximum length and 20,000 lbs.
Grades Monel K500 Forging UNS (N05500), DIN (2.4375)
BS3072 NA18, QQ-N-286, DIN 17750, ISO 6208
AMS 4676, BS3076 NA18, ASTM B 865, DIN 17752, QQ-N-286, ISO 9723
AMS 4676, ISO 6208, ASTM B 865, DIN 17752, QQ-N-286
BS3076, NA18, DIN 17753, QQ-N-286, ISO 9724
DIN 17754, QQ-N-286, ISO 9725
UNS N05500, BS6076 NA13, Werkstoff Nr. 2.4375, MIL-N-24549, NACE MR-01-75
| Grade | C | Mn | Si | S | Cu | Fe | Ni |
| Monel K500 | 0.25 max | 1.5 max | 0.5 max | 0.010 max | 27.00 – 33.00 | 0.5 – 2 | 63.00 min |
| Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| 8.44 g/cm3 | 1350 °C (2460 °F) | Psi – 115000 , MPa – 790 | Psi – 160000 , MPa – 1100 | 20 % |
| STANDARD | UNS | WNR. |
| Monel K500 | N05500 | 2.4375 |
Temperature control during the forging of Monel K500 ensures optimal microstructure, improving strength, toughness, and corrosion resistance. It prevents defects like cracking and ensures consistent quality.
To improve the surface finish of forged Monel K500 parts, use techniques like polishing, grinding, or shot peening. Additionally, applying chemical treatments such as pickling can help remove oxides and enhance smoothness.
To determine if Monel K500 forgings meet your needs, evaluate their mechanical properties, corrosion resistance, and compliance with industry standards.
Monel K500 Forgings find extensive use in marine engineering for components like propeller shafts, pump shafts, valve parts, and fasteners that are exposed to seawater and brine. They are also utilized in the chemical and oil & gas sectors for pump impellers, sealing rings, and heat exchanger components, thanks to their superior corrosion and fatigue resistance. Furthermore, Monel K500 Forgings are essential in aerospace, power generation, and offshore drilling applications where high strength and longevity are crucial. Phehlukwayo Metal’s Monel K500 Forgings deliver unmatched reliability and outstanding performance in challenging operational settings.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Phehlukwayo Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Cape Town, South Africa
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